<template>
  <div id="app">
    <router-view v-slot="{ Component }">
      <keep-alive>
        <component :is="Component" v-if="$route.meta.keepAlive" />
      </keep-alive>
      <component :is="Component" v-if="!$route.meta.keepAlive" />
    </router-view>
  </div>
</template>

<style>
html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: "Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
}

#app {
  height: 100vh;
  width: 100%;
}
</style> 